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Offering the best of both worlds, with a 7075-T6 aluminium alloy centre and a durable steel outer ring, held together by a sturdy and durable stainless steel rivet. MTX Raptor Bi-Metal rear sprockets will last 3 times longer than an aluminium sprocket while weighing up to 50% less than a steel sprocket (model dependent). The perfect combination for longer life without compromising weight, complete with a factory anodised centre.
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